CA2050544C - Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent - Google Patents

Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent Download PDF

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Publication number
CA2050544C
CA2050544C CA002050544A CA2050544A CA2050544C CA 2050544 C CA2050544 C CA 2050544C CA 002050544 A CA002050544 A CA 002050544A CA 2050544 A CA2050544 A CA 2050544A CA 2050544 C CA2050544 C CA 2050544C
Authority
CA
Canada
Prior art keywords
condensate
melamine
aqueous solution
water
formaldehyde
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002050544A
Other languages
English (en)
French (fr)
Other versions
CA2050544A1 (en
Inventor
Michael E. Seitz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Standard Register Co
Original Assignee
Standard Register Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Standard Register Co filed Critical Standard Register Co
Publication of CA2050544A1 publication Critical patent/CA2050544A1/en
Application granted granted Critical
Publication of CA2050544C publication Critical patent/CA2050544C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/14—Polymerisation; cross-linking
    • B01J13/18—In situ polymerisation with all reactants being present in the same phase
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]
    • Y10T428/2985—Solid-walled microcapsule from synthetic polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Color Printing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)
  • Paints Or Removers (AREA)
CA002050544A 1990-12-20 1991-09-03 Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent Expired - Fee Related CA2050544C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US632,042 1990-12-20
US07/632,042 US5268130A (en) 1990-12-20 1990-12-20 Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent

Publications (2)

Publication Number Publication Date
CA2050544A1 CA2050544A1 (en) 1992-06-21
CA2050544C true CA2050544C (en) 2000-02-15

Family

ID=24533836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002050544A Expired - Fee Related CA2050544C (en) 1990-12-20 1991-09-03 Melamine formaldehyde microencapsulation in aqueous solutions containing high concentrations of organic solvent

Country Status (12)

Country Link
US (2) US5268130A (ja)
EP (1) EP0492793B1 (ja)
JP (1) JPH0655275B2 (ja)
AT (1) ATE110296T1 (ja)
AU (1) AU632961B2 (ja)
CA (1) CA2050544C (ja)
DE (1) DE69103616T2 (ja)
DK (1) DK0492793T3 (ja)
ES (1) ES2057784T3 (ja)
HK (1) HK1006011A1 (ja)
MX (1) MX9102676A (ja)
NZ (1) NZ239557A (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6113935A (en) * 1996-12-31 2000-09-05 Zeneca Limited Water-in-oil microencapsulation process and microcapsules produced thereby
DE69912305T2 (de) 1998-11-12 2004-05-13 Fmc Corp. Verfahren zur herstellung mikroverkapselte zusammensetzungen
US7018711B2 (en) 2001-04-25 2006-03-28 Basf Aktiengesellschaft Micro-capsules comprising a capsule core containing water-soluble substances
CN100349650C (zh) * 2003-06-13 2007-11-21 帝斯曼知识产权资产管理有限公司 胶囊化材料
DE102004004107A1 (de) * 2004-01-27 2005-08-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mikroverkapselungsverfahren und danach hergestellte mikroverkapselte partikuläre Feststoffe
WO2007018736A2 (en) * 2005-07-22 2007-02-15 Appleton Papers Inc. Encapsulated structural adhesive
US7629394B2 (en) * 2006-02-21 2009-12-08 Appleton Papers Inc. UV curable coating material of encapsulated water dispersed core material
US7833960B2 (en) * 2006-12-15 2010-11-16 International Flavors & Fragrances Inc. Encapsulated active material containing nanoscaled material
EP2611466B1 (en) 2010-08-30 2019-06-12 President and Fellows of Harvard College Shear controlled release of thrombolytic therapies for stenotic lesions
US8652996B2 (en) 2011-12-31 2014-02-18 Sanford, L.P. Irreversible thermochromic pigment capsules
US8709973B2 (en) 2011-12-31 2014-04-29 Sanford, L.P. Irreversible thermochromic ink compositions
US8664156B2 (en) 2011-12-31 2014-03-04 Sanford, L.P. Irreversible thermochromic ink compositions
US8865621B2 (en) 2012-08-06 2014-10-21 Sanford, L.P. Irreversible color changing ink compositions
US9610228B2 (en) 2013-10-11 2017-04-04 International Flavors & Fragrances Inc. Terpolymer-coated polymer encapsulated active material
MX361936B (es) 2013-10-18 2018-12-19 Int Flavors & Fragrances Inc Formulacion encapsulada de fragancia hibrida y metodo para su uso.
BR112018016806B1 (pt) 2016-02-18 2021-11-16 International Flavors & Fragrances Inc. Composiqao de microcapsula, e, produtos de consumidor
EP3512625B1 (en) 2016-09-16 2023-04-26 International Flavors & Fragrances Inc. Microcapsule compositions stabilized with viscosity control agents
US20180085291A1 (en) 2016-09-28 2018-03-29 International Flavors & Fragrances Inc. Microcapsule compositions containing amino silicone
EP3897521A4 (en) 2018-12-18 2023-01-25 International Flavors & Fragrances Inc. GUARGUM MICROCAPSULES

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651238A (en) * 1979-10-02 1981-05-08 Fuji Photo Film Co Ltd Production of microminiature capsule
DE2940786A1 (de) * 1979-10-08 1981-04-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von mikrokapseln
JPS57147430A (en) * 1981-03-06 1982-09-11 Kureha Chem Ind Co Ltd Preparation of microcapsule
JPS5882785A (ja) * 1981-11-12 1983-05-18 Kureha Chem Ind Co Ltd 感圧記録紙用微小カプセル及びその製造方法
US4525520A (en) * 1983-03-28 1985-06-25 Kanzaki Paper Manufacturing Company, Ltd. Method of preparing microcapsules
US4574110A (en) * 1983-07-28 1986-03-04 Mitsui Toatsu Chemicals, Incorporated Process for producing microcapsules and microcapsule slurry
JPS6046291A (ja) * 1983-08-24 1985-03-13 Mitsubishi Paper Mills Ltd 無色の裏カ−ボン紙用アルコ−ル性フレキソインキ
GB8326902D0 (en) * 1983-10-07 1983-11-09 Wiggins Teape Group Ltd Removal of formaldehyde from micro-capsules
US4601863A (en) * 1984-02-09 1986-07-22 Kanzaki Paper Manufacturing Co., Ltd. Process for producing powder of microcapsules
EP0188807B2 (de) * 1984-12-24 1993-05-26 Papierfabrik August Koehler AG Verfahren zur Mikroverkapselung von Ölen mit darin gelösten Farbreaktionspartnern, danach hergestellte Mikrokapseln und deren Verwendung in Farbreaktionsaufzeichnungssystemen
JPS6297638A (ja) * 1985-10-25 1987-05-07 Kanzaki Paper Mfg Co Ltd マイクロカプセルの製造方法
DE3705224A1 (de) * 1987-02-19 1988-09-01 Bayer Ag (+)1r-trans-2,2-dimethyl-3-(2,2-dichlorvinyl) -cyclopropancarbonsaeure-2,3,5,6- tetrafluorbenzylester
US4940739A (en) * 1988-01-07 1990-07-10 The Standard Register Company Process for making a high solids CB printing ink
US4940738A (en) * 1988-01-07 1990-07-10 The Standard Register Company High solids CB printing ink containing a protective colloid blend
US4889877A (en) * 1988-01-07 1989-12-26 The Standard Register Company High solids CB printing ink
US4985484A (en) * 1989-02-27 1991-01-15 The Mead Corporation Process for the production of coating compositions containing microcapsules
US5102856A (en) * 1990-11-07 1992-04-07 The Standard Register Company High solids self-contained printing ink
US5156675A (en) * 1991-05-16 1992-10-20 Xerox Corporation Ink for ink jet printing

Also Published As

Publication number Publication date
AU632961B2 (en) 1993-01-14
ES2057784T3 (es) 1994-10-16
US5268130A (en) 1993-12-07
MX9102676A (es) 1992-06-01
US5401577A (en) 1995-03-28
EP0492793B1 (en) 1994-08-24
CA2050544A1 (en) 1992-06-21
DK0492793T3 (da) 1994-09-26
HK1006011A1 (en) 1999-02-05
EP0492793A1 (en) 1992-07-01
JPH0655275B2 (ja) 1994-07-27
ATE110296T1 (de) 1994-09-15
DE69103616D1 (de) 1994-09-29
NZ239557A (en) 1993-04-28
JPH04267944A (ja) 1992-09-24
AU8276191A (en) 1992-06-25
DE69103616T2 (de) 1995-03-30

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